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a874b6a3fb
When reading all debugfs files on a system with DP-MST the kernel panics on a null pointer dereference because intel_dp is null for a DP-MST connector. Detect this case and skip those connectors. Also fix the write for the DP compliance file in the same way. Changes since v1: - Fix i915_displayport_test_active_write too. (DK) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Cc: Manasi Navare <manasi.d.navare@intel.com> Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170626081835.24251-1-maarten.lankhorst@linux.intel.com |
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